coin-chance

An open source crypto currency play-and-invest gambling site

Requirements

node.js installed
A running wallet that has a JSON-RPC api compatible with that of bitdoind
Mongodb installed and running
Server SSL certificates

Installation instructions

Unpack source to any empty directory.
Modify config.js (Details coming soon)
Setup service user: $ useradd -m -s /bin/bash coinchance

Configure secret values in /home/coinchance/.bash_profile :

# /home/coinchance/.bash_profile 
export COIN_CHANCE_CONNSTR=mongodb://localhost/test 
export COIN_CHANCE_SSLKEY=/path/to/ssl.key  
export COIN_CHANCE_SSLCERT=/path/to/ssl.crt 
export COIN_CHANCE_COOKIESECRET=my_cookie_secret 
export COIN_CHANCE_RPCPORT=18332 
export COIN_CHANCE_RPCHOST=localhost 
export COIN_CHANCE_RPCUSER=user 
export COIN_CHANCE_RPCPASSWORD=password

Keep configuration private to service user: $ chmod 700 /home/coinchance/.bashrc

Configuration instructions

Modify config.js to configure site. All below variables must be present unless otherwise specified. Configuration file format will be changed with the 1.0.0 version (whenever that comes out).

exports.DECIMAL_PLACES - format:Number How many decimal places the site's currency uses. Bitcoin has 8, for instance. This must be the exact number of decimal places for that coin. Unexpected results may occur, especially if it is set too high.
exports.COIN_NETWORK_FEE - format:BigNumber Put the fee your bitcoind-like is set up to charge per transaction here. This must always be equal to or greater than transactions fee your bitcoind-like will charge for transactions!! Coin-chance can not easily verify this on its own!!
exports.TOTAL_WITHDRAW_FEE - format:BigNumber Put the total fee withdrawals have here. This must be greater than or equal to COIN_NETWORK_FEE.
exports.INVESTMENT_DECIMAL_PLACES - format:Number How precise investment calculations are. Longer is better, 16 is suggested.
exports.SRC_LINK - format:String A link for where to download (or purchase) the source of the site being run. If it is set as an empty string (i.e., ""), the server will serve its own source as a .tar.gz file.
exports.SESSION_STORE_TYPE - format:String The session store method used. The only valid values for this option are "REDIS" and "MEMORY". Memory is recommended only for development.
- exports.SESSION_STORE_OPTIONS - format:Object Options for the session store. For "REDIS", it takes the same format as Options.
exports.SITE_NAME - optional Currently unused.
exports.SITE_TITLE - format:String The name of the site. Used in the upper-left corner and in the website title.
exports.SITE_DESCRIPTION - format:String A description of the site. Used in the website title.
exports.CURRENCY_SYMBOL - format:String The site's currency's symbol or designator.
exports.BASE_URL - optional Currently unused.
exports.SOCKETIOPORT - optional Currently unused.
exports.LISTENPORT - format:Number The port the site is served on. Recommended 80 for http and 443 for https.
exports.SSL_ENABLED - format:Boolean Turns SSL/HTTPS on or off. The only valid values are true and false.
exports.MINIFY_CACHE_DIR - optional Currently unused.
exports.HOUSE_CUT - format:BigNumber The portion of wagers that the house takes from investor profits.
exports.MINIMUM_BET - format:BigNumber The minimum stake a user can place. A user will always be able to place a bet of 0.
exports.DELAY_BET_AMOUNT - optional Currently unused.
exports.MINIMUM_BETS_BEFORE_RANDOMIZE - optional Currently unused.
exports.HOUSE_EDGE - format:BigNumber House edge.
exports.HOUSE_MAX_USER_PROFIT_PORTION_OF_BANKROLL - format:BigNumber The portion of the house bankroll that a user can have as a profit. For best results, do not go over HOUSE_EDGE!
exports.MIN_DEPOSIT_CONFIRMATIONS - format:Number How many confirmations required for deposits.
exports.CHAT_MESSAGE_HISTORY_LENGTH - format:Number How many chat messages that are displayed from history when a user loads the page.

The below options should be changed carefully. config.js is covered by AGPL and must be considered sharable

exports.MONGO_CONN_STR - format:String Where to find the MongoDB connection string.
exports.SSLKEY - format:String optional only if SSL_ENABLED is false. The location of the SSL key file.
exports.SSLCERT - format:String optional only if SSL_ENABLED is false. The location of the SSL cert file.
exports.COOKIE_SECRET - format:String A secret passphrase for encrypting cookies
Coin rpc info:
- exports.COIN_RPC_PORT - format:String Port of the coin JSON RPC service
- exports.COIN_RPC_HOST - format:String Host of the coin JSON RPC service
- exports.COIN_RPC_USER - format:String User of the coin JSON RPC service
- exports.COIN_RPC_PASSWORD - format:String User of the coin JSON RPC service

Usage instructions

Start the server in development mode: $ su - coinchance -c "node /path/to/app.js"
Start the server in production mode: $ su - coinchance -c "NODE_ENV=production node /path/to/app.js"

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